The Vintage Pro takes the concepts from the Vintage Keys and packages it in another great single-space rack module with the same features and capabilities as E-mu's Proteus 2000, Virtuoso 2000, Orbit 3, and It features 128-voice polyphony and 32 MIDI channels allowing it to handle even your most complex MIDI sequences. It ships with a whopping 32 MB of sample ROM memory which is expandable up to 128 MB using the internal ROM slots! The sounds it ships with are from the brand-new "Classic Keyboards" sound-set, offering you 1,536 presets (1,024 ROM, 512 user). You can shape and edit these sounds with over 100 synthesis parameters per preset! There are E-mu's expressive multi-mode resonant filters on-board, plus four real-time controls allow you to access any of up to 12 parameters, giving you instant control over your sounds right from the front-face of the module. You'll also find two sets of extra outputs, digital output and another MIDI port as well. Turbo Phatt sound modules. It comes full of classic synthesizer sounds of the '60's, '70's and '80's. This includes analog and digital synths, FM synths, Hammond organs, Wurlitzer EPs, etc. According to E-mu, there are over 30 classic keyboards from ARP to Yamaha within the sample-based ROM of the Vintage Pro for easy and authentic recreation and emulation of these sounds.